5321505545 has 8 divisors (see below), whose sum is σ = 6506293896. Its totient is φ = 4176879616.

The previous prime is 5321505517. The next prime is 5321505551. The reversal of 5321505545 is 5455051235.

It can be written as a sum of positive squares in 4 ways, for example, as 2550957049 + 2770548496 = 50507^2 + 52636^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5321505545 - 2⁸ = 5321505289 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10040312 + ... + 10040841.

It is an arithmetic number, because the mean of its divisors is an integer number (813286737).

Almost surely, 2^5321505545 is an apocalyptic number.

It is an amenable number.

5321505545 is a deficient number, since it is larger than the sum of its proper divisors (1184788351).

5321505545 is a wasteful number, since it uses less digits than its factorization.

5321505545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20081211.

The product of its (nonzero) digits is 75000, while the sum is 35.

The square root of 5321505545 is about 72948.6500560497. The cubic root of 5321505545 is about 1745.8684079181.

The spelling of 5321505545 in words is "five billion, three hundred twenty-one million, five hundred five thousand, five hundred forty-five".